package test;

public class test {


    public static void testThread(){
        //1.start
        new Thread(new Runnable() {
            @Override
            public void run() {
                System.out.println("123");
            }
        }).start();
        //2.run
        new Thread(new Runnable() {
            @Override
            public void run() {
                System.out.println("123");
            }
        }).run();




    }
    public static void main(String[] args) {
        System.out.println("1234".contains("12345"));


    }
}
